208546170

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^2\times {\mathrm{197}}^1$

素因数の和:356

約数の個数: 96

約数和(自身を含む): 583127424

約数和(自身を除く): 374581254

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 71, 105, 142, 197, 210, 213, 355, 394, 426, 497, 591, 710, 985, 994, 1065, 1182, 1379, 1491, 1970, 2130, 2485, 2758, 2955, 2982, 4137, 4970, 5041, 5910, 6895, 7455, 8274, 10082, 13790, 13987, 14910, 15123, 20685, 25205, 27974, 30246, 35287, 41370, 41961, 50410, 69935, 70574, 75615, 83922, 97909, 105861, 139870, 151230, 176435, 195818, 209805, 211722, 293727, 352870, 419610, 489545, 529305, 587454, 979090, 993077, 1058610, 1468635, 1986154, 2937270, 2979231, 4965385, 5958462, 6951539, 9930770, 13903078, 14896155, 20854617, 29792310, 34757695, 41709234, 69515390, 104273085, 208546170]

約数ペア:

[(1, 208546170), (2, 104273085), (3, 69515390), (5, 41709234), (6, 34757695), (7, 29792310), (10, 20854617), (14, 14896155), (15, 13903078), (21, 9930770), (30, 6951539), (35, 5958462), (42, 4965385), (70, 2979231), (71, 2937270), (105, 1986154), (142, 1468635), (197, 1058610), (210, 993077), (213, 979090), (355, 587454), (394, 529305), (426, 489545), (497, 419610), (591, 352870), (710, 293727), (985, 211722), (994, 209805), (1065, 195818), (1182, 176435), (1379, 151230), (1491, 139870), (1970, 105861), (2130, 97909), (2485, 83922), (2758, 75615), (2955, 70574), (2982, 69935), (4137, 50410), (4970, 41961), (5041, 41370), (5910, 35287), (6895, 30246), (7455, 27974), (8274, 25205), (10082, 20685), (13790, 15123), (13987, 14910)]